fix(links): Fixed links in Header
fix(links): Fixed links in Header

Fixed the username references in context menu and in dropdown.

fabric8io/fabric8-ui,pmuir/fabric8-ui,fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,pmuir/fabric8-ui,fabric8-ui/fabric8-ui,pmuir/fabric8-ui,fabric8-ui/fabric8-ui,fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,pmuir/fabric8-ui,fabric8io/fabric8-ui,fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,pmuir/fabric8-ui